WO2015167235A1 - Film polyester et son procédé de fabrication - Google Patents

Film polyester et son procédé de fabrication Download PDF

Info

Publication number
WO2015167235A1
WO2015167235A1 PCT/KR2015/004277 KR2015004277W WO2015167235A1 WO 2015167235 A1 WO2015167235 A1 WO 2015167235A1 KR 2015004277 W KR2015004277 W KR 2015004277W WO 2015167235 A1 WO2015167235 A1 WO 2015167235A1
Authority
WO
WIPO (PCT)
Prior art keywords
polyester film
particles
coating layer
water
coating composition
Prior art date
Application number
PCT/KR2015/004277
Other languages
English (en)
Korean (ko)
Inventor
조은혜
박재봉
백상현
Original Assignee
코오롱인더스트리 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020150058906A external-priority patent/KR102249481B1/ko
Application filed by 코오롱인더스트리 주식회사 filed Critical 코오롱인더스트리 주식회사
Priority to US15/305,695 priority Critical patent/US10563031B2/en
Priority to EP15785260.9A priority patent/EP3138871B1/fr
Priority to CN201580021716.2A priority patent/CN106232695B/zh
Publication of WO2015167235A1 publication Critical patent/WO2015167235A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/06—Coating with compositions not containing macromolecular substances
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/54—Silicon-containing compounds
    • C08K5/541—Silicon-containing compounds containing oxygen
    • C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances
    • C08K9/06—Ingredients treated with organic substances with silicon-containing compounds

Definitions

  • the present invention relates to a transfer polyester film and a method of manufacturing the same. More specifically, in order to give a surface gloss to the interior product, when the hard coating layer is formed, the hard coating layer is attached to the surface so that the surface of the hard coating layer is smoothly formed after the hard coating solution is applied and then hardened, and then the hard coating layer is completely cured.
  • the present invention relates to a transfer polyester film having a coating layer having excellent releasability and easy to remove, and a method of manufacturing the same.
  • the transfer film to be used is required to implement a good release property with the hard coating layer, easy to be laminated and removed.
  • the coating layer provides a polyester film formed using an aqueous coating composition comprising a silane coupling agent of Formula 1 below and particles.
  • X is a hydrocarbon group of a vinyl group, an epoxy group, an amino group, methacrylic group, acrylic group, having a single or two or more of functional group selected from the mercapto group of the type linear, branched or cyclic (C 1 -C 12)
  • R 1 to R 3 are each independently (C 1 to C 5 ) alkyl.
  • the silane coupling agent may be used without limitation as long as the silane coupling agent is capable of aqueous hydrolysis and condensation reaction, and has an anchor function capable of being connected to the particles used, specifically, inorganic particles. have.
  • the coating layer relates to a polyester film formed by coating and drying an aqueous coating composition comprising a silane coupling agent of Formula 1 and particles.
  • the water-based coating composition may be an alcohol-based solvent or water for performing a hydrolysis or condensation reaction.
  • the polyester film may be a total thickness of 12 ⁇ 250 ⁇ m, it is not limited thereto.
  • the present invention relates to a method for producing a polyester film, one aspect of the production method
  • the present inventors apply an aqueous coating composition for drying and curing in the stretching process to form a coating layer, and by the in-line coating method, the coating thickness is thin, not only adhesion to the polyester film, but also moisture and solvent It is an object of the present invention to provide a polyester film capable of realizing excellent resistance to.
  • the alkoxysilyl group (Si-OR) of the silane coupling agent is hydrolyzed by water or moisture to form a silanol group (Si-OH), the silanol group and the inorganic surface
  • This condensation reaction forms a Si-OM bond (wherein M represents an inorganic material).
  • Another reactor, X can combine or commercialize with organics, resulting in chemically combining inorganics with organics.
  • the water-based coating composition includes a pH adjuster for adjusting the pH of the whole composition when the pH of the particles are alkali, and the pH of the total composition is less than or equal to 5 when the pH of the particles is acidic It is preferred to include a pH adjuster to adjust as possible. Since the pH of the silane coupling agent according to Chemical Formula 1 is a strong base, it is possible to prepare a composition having excellent dispersibility of particles when the pH of the crude liquid order, that is, the pH until immediately before the particles enter, is adjusted, and lowers the roughness of the coating layer. It is preferable to be able.
  • the coating layer is not limited, but may be a dry coating thickness of 10 ⁇ 500nm by applying in-line coating method. If the dry coating thickness is less than 10nm may not appear slippery, if it exceeds 500nm may block between films.
  • the particles are preferably used in 0.001 to 0.1% by weight of the total water-based coating composition, when using less than 0.001% by weight can be a problem for slipability and blocking, when used in excess of 0.1% by weight Haze can rise sharply.
  • X is a hydrocarbon group of a vinyl group, an epoxy group, an amino group, methacrylic group, acrylic group and a mercapto group-type linear, branched or ring having a single or two or more of functional groups selected from the group consisting of (C 1 -C 12)
  • R 1 to R 3 are each independently (C 1 to C 5 ) alkyl.
  • the heat setting temperature may be that of 225 ⁇ 235 °C.
  • Measuring method The average value which measured each coating sample 3 times was calculated
  • silane coupling agent (Dow Corning, Z-6020, 1% by weight), 1% by weight of wetting agent (3M, FC-4432, 10% by weight), 0.05% by weight of formic acid with pH adjuster, water 98.62
  • silica particles in a stable acidic atmosphere Nasan, ST-AK-YL, solid content 30 ⁇ 31% by weight, particle size 50 ⁇ 80nm, pH 3 ⁇ 5) 0.1 weight% was added and uniformly dispersed.
  • the prepared polyethylene terephthalate sheet was stretched 3.5 times in the machine direction (MD) at 110 ° C. and then cooled to room temperature. Thereafter, the aqueous coating composition 5 was bar coated on one surface of the sheet, and then stretched 3.5 times in the transverse direction (TD) through preheating and drying at 140 ° C. Thereafter, heat treatment was performed at 235 ° C. in a 5-stage tenter, followed by heat setting by relaxing 10% in the machine direction and the transverse direction at 200 ° C. to prepare a biaxially stretched film having a thickness of 100 ⁇ m with a coating layer formed on one surface thereof. The dry coating thickness after stretching of the coating layer was 75 nm.
  • Table 1 The physical properties of the thus obtained film are shown in Table 1 below.
  • a polyethylene terephthalate chip having a moisture content of 100 ppm or less was injected into a melt extruder, melted, and then extruded through a T-die, followed by quenching and solidifying with a casting drum having a surface temperature of 20 ° C. to prepare a polyethylene terephthalate sheet having a thickness of 2000 ⁇ m. .
  • the prepared polyethylene terephthalate sheet was stretched 3.5 times in the machine direction (MD) at 110 ° C. and then cooled to room temperature. Thereafter, the aqueous coating composition 4 was bar coated on one surface of the sheet, and then stretched 3.5 times in the transverse direction (TD) through preheating and drying at 140 ° C. Thereafter, heat treatment was performed at 235 ° C. in a 5-stage tenter, followed by heat setting by relaxing 10% in the machine direction and the transverse direction at 200 ° C. to prepare a biaxially stretched film having a thickness of 100 ⁇ m with a coating layer formed on one surface thereof. The dry coating thickness after stretching of the coating layer was 75 nm.
  • Table 1 The physical properties of the thus obtained film are shown in Table 1 below.
  • Comparative Examples 1, 2 and 3 the pH of the water-based coating composition was different from that of the particles, thereby causing aggregation of the particles.
  • Examples 1 to 5 by adjusting the pH of the water-based coating composition and the pH of the particles in the same way, it was confirmed that the aggregation of the particles did not occur and also excellent release properties.
  • Comparative Example 4 and Comparative Example 5 is applied to the urethane binder and acrylic binder in place of the silane coupling agent, the particle dispersion degree is good, but because the coating thickness is more than 20% thicker than the application of the silane coupling agent to increase the haze and the release property Rather, it was confirmed that the adhesive force occurs.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

La présente invention concerne un film polyester de transfert. Plus particulièrement, la présente invention concerne un film polyester de transfert et son procédé de fabrication, dans lequel le film polyester de transfert a une couche de revêtement ayant une excellente propriété de décollement, de telle sorte que, dans l'étape de revêtement et de durcissement d'un liquide de revêtement dur lorsqu'une couche de revêtement dur est formée de façon à conférer un brillant de surface à un produit intérieur, la couche de revêtement est fixée à une surface de la couche de revêtement dur et peut ensuite être retirée après que la couche de revêtement dur soit complètement durcie, de façon à lisser la surface de la couche de revêtement dur.
PCT/KR2015/004277 2014-04-30 2015-04-29 Film polyester et son procédé de fabrication WO2015167235A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US15/305,695 US10563031B2 (en) 2014-04-30 2015-04-29 Polyester film and manufacturing method thereof
EP15785260.9A EP3138871B1 (fr) 2014-04-30 2015-04-29 Film polyester et son procédé de fabrication
CN201580021716.2A CN106232695B (zh) 2014-04-30 2015-04-29 聚脂薄膜及其制造方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20140052185 2014-04-30
KR10-2014-0052185 2014-04-30
KR10-2015-0058906 2015-04-27
KR1020150058906A KR102249481B1 (ko) 2014-04-30 2015-04-27 폴리에스테르 필름 및 이의 제조방법

Publications (1)

Publication Number Publication Date
WO2015167235A1 true WO2015167235A1 (fr) 2015-11-05

Family

ID=54358886

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/004277 WO2015167235A1 (fr) 2014-04-30 2015-04-29 Film polyester et son procédé de fabrication

Country Status (1)

Country Link
WO (1) WO2015167235A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108473694A (zh) * 2015-12-31 2018-08-31 可隆工业株式会社 离型膜及其制造方法
CN110828596A (zh) * 2019-11-18 2020-02-21 苏州浩纳新材料科技有限公司 一种透明聚酯太阳能背板及其制备方法
CN112210102A (zh) * 2020-10-27 2021-01-12 银金达(上海)新材料有限公司 一种高阻隔petg镀铝复合薄膜及其制备方法
CN114456422A (zh) * 2022-03-10 2022-05-10 山东胜通光学材料科技有限公司 一种高附着性厚型增亮聚酯基膜的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100785230B1 (ko) * 2002-08-30 2007-12-11 도레이새한 주식회사 투명성이 우수한 이축 배향 폴리에스테르필름
KR20080084347A (ko) * 2007-03-16 2008-09-19 도레이새한 주식회사 편광판용 폴리에스테르 필름
KR20140040947A (ko) * 2012-09-27 2014-04-04 롯데케미칼 주식회사 표면 평활성이 우수한 이접착 폴리에스테르 필름용 코팅 조성물 및 이를 이용한 폴리에스테르 필름
KR20140042418A (ko) * 2012-09-28 2014-04-07 코오롱인더스트리 주식회사 폴리에스테르 필름
KR20140042276A (ko) * 2012-09-28 2014-04-07 코오롱인더스트리 주식회사 폴리에스테르 적층필름

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100785230B1 (ko) * 2002-08-30 2007-12-11 도레이새한 주식회사 투명성이 우수한 이축 배향 폴리에스테르필름
KR20080084347A (ko) * 2007-03-16 2008-09-19 도레이새한 주식회사 편광판용 폴리에스테르 필름
KR20140040947A (ko) * 2012-09-27 2014-04-04 롯데케미칼 주식회사 표면 평활성이 우수한 이접착 폴리에스테르 필름용 코팅 조성물 및 이를 이용한 폴리에스테르 필름
KR20140042418A (ko) * 2012-09-28 2014-04-07 코오롱인더스트리 주식회사 폴리에스테르 필름
KR20140042276A (ko) * 2012-09-28 2014-04-07 코오롱인더스트리 주식회사 폴리에스테르 적층필름

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3138871A4 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108473694A (zh) * 2015-12-31 2018-08-31 可隆工业株式会社 离型膜及其制造方法
CN108473694B (zh) * 2015-12-31 2021-04-20 可隆工业株式会社 离型膜及其制造方法
CN110828596A (zh) * 2019-11-18 2020-02-21 苏州浩纳新材料科技有限公司 一种透明聚酯太阳能背板及其制备方法
CN112210102A (zh) * 2020-10-27 2021-01-12 银金达(上海)新材料有限公司 一种高阻隔petg镀铝复合薄膜及其制备方法
CN114456422A (zh) * 2022-03-10 2022-05-10 山东胜通光学材料科技有限公司 一种高附着性厚型增亮聚酯基膜的制备方法
CN114456422B (zh) * 2022-03-10 2023-08-29 山东胜通光学材料科技有限公司 一种高附着性厚型增亮聚酯基膜的制备方法

Similar Documents

Publication Publication Date Title
WO2015167235A1 (fr) Film polyester et son procédé de fabrication
WO2017111440A1 (fr) Composition de couche réceptrice d'encre possédant d'excellentes propriétés d'impression d'un élément décoratif, élément décoratif et procédé de fabrication d'élément décoratif
WO2016190722A1 (fr) Graphène fonctionnalisé comprenant deux types d'amines ou plus, et son procédé de préparation
WO2014178517A1 (fr) Composition de couche primaire à base de polyester, film optique l'utilisant, et lame polarisante la comprenant
WO2015152559A1 (fr) Composition à faible réfraction, procédé de préparation associé, et film conducteur transparent
WO2011122878A2 (fr) Film thermo-rétrécissable à base de polyester et étiquette thermo-rétrécissable à base de polyester
WO2014148684A1 (fr) Film de protection et plaque de polarisation utilisant celui-ci
WO2015047014A1 (fr) Pellicule anti-adhésive et son procédé de fabrication
WO2015026066A1 (fr) Feuille de décoration
WO2017200169A1 (fr) Particules creuses d'aluminosilicate et procédé pour leur fabrication
WO2013180504A1 (fr) Composition de résine, film optique formé en utilisant, et polariseur et dispositif d'affichage à cristaux liquides le comprenant
WO2011122880A2 (fr) Film monocouche thermo-rétrécissable à base de polyester
WO2023038425A1 (fr) Composition de revêtement antiadhésif
WO2014185685A1 (fr) Plaque de polarisation
WO2019147099A1 (fr) Composition de solution de revêtement antistatique et film polyester antistatique utilisant ladite composition
WO2020184778A1 (fr) Panneau décoratif ayant un matériau d'impression numérique
WO2018004288A2 (fr) Film polyester multicouche
WO2017116201A1 (fr) Film anti-adhésif et son procédé de fabrication
WO2017061778A1 (fr) Composition permettant d'augmenter l'adhérence d'interfaces durcissables par rayonnement, et procédé permettant de modifier la surface d'un substrat au moyen de cette dernière
WO2013125837A1 (fr) Feuille arrière destinée à un panneau solaire photovoltaïque et son procédé de fabrication
WO2015102354A1 (fr) Film polyester et son procédé de fabrication
KR102249481B1 (ko) 폴리에스테르 필름 및 이의 제조방법
WO2022220349A1 (fr) Film antiadhésif en silicone antistatique double face
WO2021177648A1 (fr) Film de fenêtre souple et dispositif d'affichage le comprenant
WO2022186427A1 (fr) Film antiadhésif

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15785260

Country of ref document: EP

Kind code of ref document: A1

REEP Request for entry into the european phase

Ref document number: 2015785260

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2015785260

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 15305695

Country of ref document: US

NENP Non-entry into the national phase

Ref country code: DE